Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
245199467Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
984308605118336712792066.42015-12-10 11:44:38
History
DateUserTypeResult
2015-12-10NickF
Factor: 98430860511833671279 / TF: 66-67
2013-10-27RichardNF
no factor from 2^65 to 2^66
2011-07-17tscNF
no factor from 2^64 to 2^65